[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-API] Java XML RPC with Xen-API?
On Mon, Apr 02, 2007 at 11:21:58PM -0400, Stefan Berger wrote: > Ewan Mellor <ewan@xxxxxxxxxxxxx> wrote on 04/02/2007 05:40:26 PM: > > > On Mon, Apr 02, 2007 at 03:37:17PM -0400, Stefan Berger wrote: > > > > > Evan Bigall <evan.bigall@xxxxxxxxxxx> wrote on 04/02/2007 01:50:40 PM: > > > > > > > My "execute" method returns result.get("Value"), you should then be > able > > > > to cast that into a java Set, and iterate through all the key/value > > > pairs. > > > > > > I would hope so, too, but it results in a ClassCastException. Which > XML > > > RPC library are you using and what version? > > > > Glancing through the Apache XML-RPC library, version 3, it looks > > like you should > > either be able to cast that to either an Object [], or failing that, a > > List. Xen-API's Sets are marshalled as XML-RPC <array>s on the wire, > and > > it's up to the client library how to interpret that. > > > > If you call getClass() on the result, you can see what it's giving you > > back. > > > > Here is what is coming back: > > This first one is for estblishing the session -- works > > -->{Status=Success, Value=7f0a5d0b-c0ff-f948-36e5-cbad03caf24c} > UUID: 7f0a5d0b-c0ff-f948-36e5-cbad03caf24c > > The VM.get_all returns a 'Set' -- only an Object comes back > > Calling VM.get_all(7f0a5d0b-c0ff-f948-36e5-cbad03caf24c,...) > Returned object = {Status=Success, Value=[Ljava.lang.Object;@1faba46} > 'Value' has type class [Ljava.lang.Object; [Ljava.lang.Object means an Object[]. This is what I would expect. Each element in that will be a String, so you will have to cast Value to Object [], and then cast each element in that array to String (because object references are strings on the wire). Ewan. _______________________________________________ xen-api mailing list xen-api@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-api
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